19421490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{257}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 51269760

約数和(自身を除く): 31848270

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 229, 257, 330, 458, 514, 687, 771, 1145, 1285, 1374, 1542, 2290, 2519, 2570, 2827, 3435, 3855, 5038, 5654, 6870, 7557, 7710, 8481, 12595, 14135, 15114, 16962, 25190, 28270, 37785, 42405, 58853, 75570, 84810, 117706, 176559, 294265, 353118, 588530, 647383, 882795, 1294766, 1765590, 1942149, 3236915, 3884298, 6473830, 9710745, 19421490]

約数ペア:

[(1, 19421490), (2, 9710745), (3, 6473830), (5, 3884298), (6, 3236915), (10, 1942149), (11, 1765590), (15, 1294766), (22, 882795), (30, 647383), (33, 588530), (55, 353118), (66, 294265), (110, 176559), (165, 117706), (229, 84810), (257, 75570), (330, 58853), (458, 42405), (514, 37785), (687, 28270), (771, 25190), (1145, 16962), (1285, 15114), (1374, 14135), (1542, 12595), (2290, 8481), (2519, 7710), (2570, 7557), (2827, 6870), (3435, 5654), (3855, 5038)]